/* Custom animations and styles for Talking Paper Landing Page */

/* Custom Keyframes */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounceSubtle {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
    100% {
        transform: translateY(0px);
    }
}

@keyframes gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Smooth scrolling for the entire page */
html {
    scroll-behavior: smooth;
}

/* Custom gradient text */
.gradient-text {
    background: linear-gradient(135deg, #0ea5e9, #0369a1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Glassmorphism effect */
.glass {
    background: rgba(255, 255, 255, 0.25);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.18);
}

/* Custom button hover effects */
.btn-primary {
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

/* Custom card hover effects */
.card-hover {
    transition: all 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

/* Animated background blobs */
.blob {
    border-radius: 50%;
    filter: blur(40px);
    animation: float 6s ease-in-out infinite;
}

.blob:nth-child(2) {
    animation-delay: 2s;
}

.blob:nth-child(3) {
    animation-delay: 4s;
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #0ea5e9;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #0369a1;
}

/* Mobile navigation improvements */
.mobile-menu {
    transition: all 0.3s ease;
}

.mobile-menu.show {
    display: block;
    animation: fadeInDown 0.3s ease;
}

/* Form enhancements */
.form-control:focus {
    border-color: #0ea5e9;
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

/* Loading states */
.loading {
    position: relative;
    overflow: hidden;
}

.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: loading 1.5s infinite;
}

@keyframes loading {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

/* Testimonial card enhancements */
.testimonial-card {
    position: relative;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border: 1px solid rgba(203, 213, 225, 0.3);
}

.testimonial-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #0ea5e9, #0369a1);
    border-radius: 12px 12px 0 0;
}

/* Feature card hover effects */
.feature-card {
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.05), rgba(3, 105, 161, 0.05));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover::before {
    opacity: 1;
}

/* Stats counter animation */
.stat-number {
    font-variant-numeric: tabular-nums;
}

/* Pricing card enhancements */
.pricing-card {
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card.popular {
    border: 2px solid #0ea5e9;
    transform: scale(1.05);
}

.pricing-card.popular::before {
    content: 'Most Popular';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: #0ea5e9;
    color: white;
    padding: 4px 16px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
}

/* Hero section enhancements */
.hero-bg {
    background: linear-gradient(135deg, #f0f9ff 0%, #ffffff 50%, #f0f9ff 100%);
    background-size: 400% 400%;
    animation: gradient 15s ease infinite;
}

/* Mobile responsiveness improvements */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
        line-height: 1.2;
    }

    .hero-subtitle {
        font-size: 1.125rem;
    }

    .feature-card {
        margin-bottom: 2rem;
    }
}

/* Dark mode support (for future implementation) */
@media (prefers-color-scheme: dark) {
    .dark-mode-ready {
        transition: background-color 0.3s ease, color 0.3s ease;
    }
}

/* Accessibility improvements */
.focus-visible:focus {
    outline: 2px solid #0ea5e9;
    outline-offset: 2px;
}

/* Print styles */
@media print {
    .no-print {
        display: none !important;
    }

    body {
        background: white !important;
        color: black !important;
    }
}

/* Performance optimizations */
.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

/* Custom utilities */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.backdrop-blur-strong {
    backdrop-filter: blur(20px);
}

.border-gradient {
    border: 1px solid;
    border-image: linear-gradient(135deg, #0ea5e9, #0369a1) 1;
}